SPECIFICATIONS
Part No.: IS200VCMIH1A
Manufacturer: General Electric
Country of Manufacture: United States of America (USA)
SRAM: 64k x 32
Flash memory: 128k x 8
Product Type: Bus Master Controller
Availability: In Stock
Series: Mark VI
Functional Description
IS200VCMIH1A is a Bus Master Controller developed by GE. It is part of the Mark VI series. As an integral component of the VME backplane, it facilitates the seamless exchange of internal information among various system components. This includes I/O cards housed within its rack system, as well as those installed on interface modules, protection modules, control modules, and the main processor card. By acting as a communication bridge, it enables the efficient transfer of data essential for system operation and monitoring. This data transmission encompasses a wide range of signals and parameters, including sensor readings, control commands, status updates, and diagnostic information.
Communication Interface
- Controller-to-I/O Board Communication: It acts as the intermediary between the main controller and I/O boards, ensuring seamless and efficient data exchange. It facilitates the transmission of sensor data, control commands, and feedback signals, which are crucial for real-time system performance. By managing these interactions, the VCMI enhances the responsiveness and accuracy of the control system.
- System Control Network Interface (IONet): It serves as a gateway to the IONet, which is the primary control network within the Mark VI system. Through this connection, the VCMI enables broader system-wide communication, allowing multiple components to exchange data and work in coordination. This functionality supports remote monitoring, centralized control, and distributed processing, ensuring optimal operation of the entire system.
VME Bus Master and Management Functions
- VME Bus Master: The VCMI functions as the VME bus master, overseeing and regulating data traffic within the control and I/O racks. It ensures that all modules within the VME architecture communicate effectively and that data is transmitted without conflicts or delays. This role is critical in maintaining system stability and operational efficiency, as multiple components rely on the VME bus for processing and execution.
- Board ID Management: The VCMI is responsible for managing the identification (ID) of all boards within the rack. Each board and its associated terminal board must have a unique ID for accurate addressing and communication within the system. This process involves assigning unique IDs to new boards, Monitoring and verifying board identities to prevent duplication or miscommunication, and Ensuring proper recognition and synchronization within the overall system architecture.
Overall System Integration
The VCMI serves a crucial role in the seamless integration of various components within a complex system. By efficiently managing board IDs and acting as a communication interface, the VCMI ensures that all elements of the system are properly synchronized. This synchronization is essential for the smooth operation of the entire system, as it allows for the coordinated exchange of data and control signals between different components.
The VCMI facilitates real-time communication and data transfer, ensuring that each component of the system is aware of the actions and statuses of the others. This leads to faster response times, reduced errors, and a more cohesive system that operates as a single entity rather than isolated units. By fostering efficient interaction between components, the VCMI enhances not only the performance of the individual elements but also the overall functionality of the entire system. This level of integration improves system reliability, scalability, and adaptability, making it easier to manage and optimize the system as a whole.
System Integrity and Control
- The VCMI functions as a central control hub within the system, playing an integral role in maintaining overall system integrity and stability. By overseeing communication across various components, managing board IDs, and ensuring consistent system operations, the VCMI helps ensure that each part of the system remains interconnected and functional. It continuously monitors and regulates the interactions between different boards, guaranteeing that data and control signals flow smoothly and correctly throughout the system.
- The supervisory capabilities of the VCMI are crucial for ensuring that the system remains stable and reliable over time. It manages the connections between boards, verifying that all components are correctly linked, both physically and logically, so that any disruptions or misalignments are promptly detected and addressed. This oversight reduces the risk of system failures and downtime by enabling proactive control and fault management.
- Furthermore, the role in ID management allows it to uniquely identify each board within the system, ensuring that data is directed to the correct destinations without conflicts or confusion. The system’s integrity is reinforced by this careful control of communication, which ensures that only authorized components can send or receive data.
- The VCMI’s ability to synchronize the various elements of the system enhances networked operations and facilitates the exchange of critical data between different modules. Through this process, it ensures the seamless integration of control and input/output (I/O) racks, which is fundamental for coordinating system-wide operations.
- Together, these multifaceted roles communication facilitation, ID management, system synchronization, and control—demonstrate the VCMI's essential function in ensuring effective and reliable system performance. It creates an environment where all parts of the system work in unison, optimizing system efficiency, scalability, and the overall operational reliability of complex networked environments.
Board Type and Dimensions
- Board Size: The VCMI board follows the 6U high VME standard, measuring 6.0 inches in height.
- Width: It has a width of 0.787 inches, complying with standard VME board dimensions.
- Processor Type: The VCMI board integrates a Texas Instruments TMS320C32 32-bit digital signal processor. This processor is renowned for its high performance in handling signal processing tasks and computations.
Memory Configurations
- Dual-Port Memory: The board incorporates dual-port memory, featuring a 32 Kbytes capacity in a 32-bit transfer configuration. This dual-port memory architecture allows for concurrent access by multiple devices, facilitating efficient data transfer.
- SRAM (Static Random Access Memory): The VCMI board houses SRAM with a size of 64k x 32, providing high-speed and low-latency access to data critical for real-time processing and temporary information storage.
- Flash Memory: It is equipped with flash memory having a capacity of 128k x 8. This non-volatile memory enables data retention even when the power is turned off and is commonly used for program storage and system firmware.
The WOC team is always available to help you with your Mark VI requirements. For more information, please contact WOC.
Frequently Asked Questions
What is IS200VCMIH1A?
It is a Bus Master Controller developed by GE under the Mark VI series.
How are multiple I/O racks connected within the system?
Multiple I/O racks are seamlessly connected via IONet, with each rack having its dedicated VCMI board.
How does the board optimize data handling for applications requiring low latency?
The VCMI board provides a secondary IONet port for parallel operation. This feature augments data throughput, especially beneficial for applications demanding low-latency performance.